The phenomenon of leg cramps in the eighth month of pregnancy is firstly considered to be related to the lack of calcium during pregnancy. It is recommended to take calcium supplements during pregnancy, especially after the symptoms of leg cramps, so you should pay more attention to foods with high calcium content. You can drink calcium gluconate in moderation or eat more seafood during this period, as seafood has a higher calcium content, and you should also pay attention to more sunlight to promote calcium absorption. During this period should also pay attention to keep warm, especially at night before going to bed can be used to soak feet with hot water, can play a role in promoting blood circulation, improve the phenomenon of serious leg cramps at night. Usually consume more milk, lean meat, egg yolk, which is very high in calcium, can enhance nutrition, but also to promote the absorption of calcium.